<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <link rel="stylesheet" href="http://apps.bdimg.com/libs/bootstrap/3.3.0/css/bootstrap.min.css" >
</head>
<body>
<div class="row" >

    <form class="form-horizontal" action="print.php" method="POST" style="margin-top: 200px">
        <div class="form-group">
            <label for="pwd" class="col-sm-4 control-label" >密码</label>
            <div class="col-sm-4 clo-sm-offset-4">
                <input id="pwd" name="pwd" type="password" class="form-control" placeholder="Password" style="width: 300px">
            </div>
        </div>
        <div class="form-group">
            <div class="col-sm-offset-4 col-sm-4">
                <button type="submit" class="btn btn-default">查看</button>
            </div>
        </div>
    </form>



</div>

</body>
</html>